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Jiang L, Sun YQ, Brumpton BM, Langhammer A, Chen Y, Mai XM.Jiang L, et al. Among authors: langhammer a.BMC Cancer. 2022 Nov 8;22(1):1152. doi: 10.1186/s12885-022-10215-0.BMC Cancer. 2022.PMID: 36348315Free PMC article.
Mai XM, Chen Y, Camargo CA Jr, Langhammer A.Mai XM, et al. Among authors: langhammer a.Am J Epidemiol. 2012 May 15;175(10):1029-36. doi: 10.1093/aje/kwr456. Epub 2012 Feb 6.Am J Epidemiol. 2012.PMID: 22312120
Brumpton B, Langhammer A, Romundstad P, Chen Y, Mai XM.Brumpton B, et al. Among authors: langhammer a.Eur Respir J. 2013 Feb;41(2):323-9. doi: 10.1183/09031936.00012112. Epub 2012 May 31.Eur Respir J. 2013.PMID: 22653771Free article.
Mai XM, Langhammer A, Chen Y, Camargo CA Jr.Mai XM, et al. Among authors: langhammer a.Thorax. 2013 Jan;68(1):25-30. doi: 10.1136/thoraxjnl-2012-202061. Epub 2012 Sep 12.Thorax. 2013.PMID: 22977130
Langhammer A, Krokstad S, Romundstad P, Heggland J, Holmen J.Langhammer A, et al.BMC Med Res Methodol. 2012 Sep 14;12:143. doi: 10.1186/1471-2288-12-143.BMC Med Res Methodol. 2012.PMID: 22978749Free PMC article.
Mai XM, Langhammer A, Camargo CA Jr, Chen Y.Mai XM, et al. Among authors: langhammer a.Am J Epidemiol. 2012 Dec 15;176(12):1169-76. doi: 10.1093/aje/kws235. Epub 2012 Dec 2.Am J Epidemiol. 2012.PMID: 23204497